QA Specialist: Manual & API Testing, 100% Remote

MasterBorn is seeking a proactive QA tester to join our team responsible for manual testing with emphasis on API, acceptance, and end-to-end testing within agile projects. The role involves creating test scenarios, reporting bugs, and collaborating with developers, scrum masters, and product designers to ensure high quality. Candidates should have 6–12 months of QA experience, basic SQL, API familiarity, and English proficiency (min B2). Polish language is highly valued.